Bluetongue serotype 3 (BTV-3) vaccination

Information on BTV-3 vaccines for keepers and vets, including rules for reporting vaccinations and keeping records.

You must report your use of the BTV-3 vaccine. It is against the law to use the vaccine without reporting it.

There are 3 bluetongue serotype (BTV-3) vaccines authorised for use in the UK:

Work with your vet to determine if bluetongue  vaccination is right for your animals.  

You can also check the Battle Bluetongue campaign for more information on deciding whether to vaccinate your animals. 

As the animal keeper, you can administer the vaccine to your animals.

Reporting vaccinations and keeping records

In England, Wales and Scotland you must:   

The UK, Wales, Scotland and Northern Ireland Chief Veterinary Officers ask all vets to record BTV-3 vaccine use and inform relevant authorities of any adverse effects. 

Veterinarians should read the relevant advisory note for their country before prescribing any BTV-3 vaccine.

Vets in England, Scotland and Wales should notify Defra within 7 days of prescribing the vaccine using the prescription of the BTV-3 vaccine reporting form.

Vets in Northern Ireland should record BTV-3 vaccine use each month and return the completed record to their local DAERA Direct Office.

Marketing authorisations for BTV-3 vaccines (Bluevac-3, BULTAVO 3 and Syvazul) have been granted for use in Great Britain and Northern Ireland.

Transition period for unauthorised vaccines

Unauthorised vaccines that were imported under permit before October 2025 into Great Britain (31 December 2025 for Northern Ireland) can continue to be used, providing:

a) the licence or declaration conditions are met